What are the contraindications for taking progesterone soft capsules?

Progesterone is a natural progestogen secreted by the ovarian corpus luteum. In the body, it exerts significant morphological effects on the estrogen-primed endometrium and is essential for maintaining pregnancy. So, what are the contraindications for taking progesterone soft capsules? Below, we address this question.

Contraindications for Taking Progesterone Soft Capsules

Progesterone soft capsules have specific contraindications. They are contraindicated in individuals with known hypersensitivity to progesterone or peanut oil. They are also contraindicated in patients with thrombophlebitis, thromboembolic disorders, or stroke—whether currently active or with a history of such conditions. Patients with severe hepatic impairment or liver disease must not use this medication. It is contraindicated in individuals with known or suspected malignant diseases of the breast or genital organs. It is also contraindicated in cases of undiagnosed vaginal bleeding or missed abortion. Oral administration is strictly prohibited during known or suspected pregnancy.

Progesterone soft capsules—also marketed under the brand name Laiting—are soft gelatin capsules containing a pale yellow, viscous, milky substance. They are primarily indicated for threatened and habitual abortion, premenstrual tension syndrome, anovulatory dysfunctional uterine bleeding, anovulatory amenorrhea, and menopausal syndrome (in combination with estrogen). They may also be used to treat menorrhagia and prolonged menstrual periods.

Adverse reactions that may occur during treatment include breakthrough bleeding, vaginal spotting, weight gain or loss, changes in the squamocolumnar junction of the cervix, alterations in cervical mucus characteristics, breast tenderness, nausea, dizziness, headache, fatigue, fever, insomnia, rash (with or without pruritus), melasma, chloasma, obstructive jaundice, and abnormal liver function tests.

Knowledge Extension: Precautions When Using Progesterone Capsules During Pregnancy

1. Be vigilant for early clinical signs of thrombotic disorders—including thrombophlebitis, cerebrovascular disease, and pulmonary embolism. If any of these symptoms appear, discontinue the medication immediately.

2. In cases of rebound bleeding or irregular vaginal bleeding, prompt medical evaluation and definitive diagnosis are required.

3. Prior to initiating therapy, physical examination should include assessment of the breasts and pelvic organs.

4. This product is contraindicated for oral use in pregnant women and should only be administered during the first trimester (up to 12 weeks) of pregnancy, if at all.

The above outlines the key contraindications associated with progesterone soft capsule use. We hope this information is helpful to you.